There are so many web directories on the World Wide Web (WWW), there are free and paid web directory. Lately, after Google released a new algorithm called "Penguin" a lot of free web directories has been banned by Google because it has low quality content and bad links. Of course it would be very detrimental if you had your website listed in such directory.
With the new algorithm from Google that is "Penguin" then you should be careful in selecting a web directory, choose a web directory which is really SEO friendly for the sake of your. Do not just choose it without having studied it in advance or you will regret it later.
Here are a few things we do to our website to become a SEO friendly web directory (a few example):
As more and more websites are created then it is very difficult to get good ranking for your website in accordance with the topic of your website. There are various ways to improve your website ranking and one of them is getting a high quality backlink.